Who were known as No changers?

No changers were those who opposed an end to the mandatory requirement for Congressmen to spin khadi cloth and do social service as a prerequisite for office. 

They included the supporters of Mahatma Gandhi like Vallabhbhai Patel, Jawaharlal Nehru and Rajendra Prasad. Mahatma Gandhi resolved the issue by relaxing the rule on Khadi spinning and including naming more Swarajists to important positions

For more relevant articles, refer to the following links:

• Jallianwala Bagh Massacre
• Udham Singh
• Salt Satyagraha